A man has died following an officer-involved shooting in Fullerton. Police were dispatched to the 700 block of W. Orangethorpe Avenue in response to a report of a man armed with a knife, threatening a family member.

A police officer in Fullerton fatally shot a man who brandished a pellet gun at law enforcement Saturday night, the department said. Officers were alerted of an armed man threatening a family member and responded to the 700 block of W.

Police were called to the home after the man threatened a family member with a knife, police say. The family disputes what led up to the shooting.